Home / 112,093,507.76-168,147,365.16-47,385,253.04

Finding the Fourth Proportional to 112,093,507.76, 168,147,365.16 and 47,385,253.04

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Solution

The fourth proportional to 112,093,507.76, 168,147,365.16 and 47,385,253.04 is: 71,080,882.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,093,507.76 : 168,147,365.16 = 47,385,253.04 : x
  2. Step 2: Convert to fraction form
    112,093,507.76/168,147,365.16 = 47,385,253.04/x
  3. Step 3: Cross multiply
    112,093,507.76x = 168,147,365.16 × 47,385,253.04
  4. Step 4: Simplify right side
    112,093,507.76x = 7,967,705,446,115,880
  5. Step 5: Solve for x
    x = 7,967,705,446,115,880/112,093,507.76
  6. Step 6: Final answer
    x = 71,080,882.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.